Removed some debug logging. #28

Author: shannah

src/main/java/ca/weblite/objc/NSMessageInvocationException.java

@@ -0,0 +1,54 @@
+/*
+ * Copyright 2021 Web Lite Solutions Corp..
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package ca.weblite.objc;
+
+import java.lang.reflect.Method;
+
+/**
+ * Exception that may be thrown when failure occurs while trying to invoke
+ * a method in response to a selector.
+ * @author shannah
+ */
+public class NSMessageInvocationException extends RuntimeException {
+    private String selectorName;
+    private Method method;
+    
+    /**
+     * Creates a new instance of this exception.
+     * @param selectorName The objective-c selector that was being handled.
+     * @param method The method that was being executed.
+     * @param cause The cause of the exception.
+     */
+    public NSMessageInvocationException(String selectorName, Method method, Throwable cause) {
+        super(String.format("Method invocation for selector %s caused exception.  Method:  %s", selectorName, method), cause);
+    }
+    
+    /**
+     * The name of the Objective-C selector that was being called.
+     * @return 
+     */
+    public String getSelectorName() {
+        return selectorName;
+    }
+    
+    /**
+     * The method that was being executed when this exception occurred.
+     * @return 
+     */
+    public Method getMethod() {
+        return method;
+    }
+}

src/main/java/ca/weblite/objc/NSObject.java

@@ -449,6 +449,8 @@ public void forwardInvocation(Pointer invocation){
      * through Java so that it has a chance to process it.
      * @see <a href="https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/Foundation/Classes/NSInvocation_Class/Reference/Reference.html">NSInvocation Class Reference</a>
      * @see <a href="https://developer.apple.com/library/mac/#documentation/Cocoa/Reference/Foundation/Classes/NSProxy_Class/Reference/Reference.html">NSProxy forwardInvocation Documentation</a>
+     * 
+     * @throws NSMessageInvocationException If an exception occurs while attempting to invoke the method.
      */
     @Override
     public void forwardInvocation(long linvocation) {
@@ -461,8 +463,8 @@ public void forwardInvocation(long linvocation) {
         Proxy pSig = new Proxy(rawClient, sig);
         Pointer selector = msgPointer(invocation, "selector");
         long numArgs = (Long)pSig.send("numberOfArguments");
-        
-        Method method = methodForSelector(selName(selector));
+        String selName = selName(selector);
+        Method method = methodForSelector(selName);
         if ( method != null){
 
             Msg message = (Msg)method.getAnnotation(Msg.class);
@@ -535,9 +537,7 @@ public void forwardInvocation(long linvocation) {
 
                     return;
                 } catch (Exception ex){
-                	LOG.log(Level.SEVERE, String.format("Method invocation caused exception: %s", method));
-                    ex.printStackTrace(System.err);
-                    throw new RuntimeException(ex);
+                    throw new NSMessageInvocationException(selName, method, ex);
                 }
 
             }

src/main/java/ca/weblite/objc/RuntimeUtils.java

@@ -893,15 +893,6 @@ public static ByReference getAsReferenceWrapper(Object val, String signature){
                 return null;
             case '^':
             default:
-                ////System.out.println("Outputting pointer by reference for value "+val+" and signature "+signature);
-                if ( val == null ){
-                    try {
-                        throw new RuntimeException("Checking stack trace for val "+val+" and signature "+signature);
-                        
-                    } catch (Exception ex){
-                        ex.printStackTrace(System.err);
-                    }
-                }
                 if ( Pointer.class.isInstance(val) ){
                     return new PointerByReference((Pointer)val);
                 } else if ( Long.class.isInstance(val) || long.class.isInstance(val)){